Fred Scholz · Fred Sollish C.P.M.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Purchasing and Supply Manager's Guide to the C.p.m. Exam | 978-0-7821-5082-7 (0-7821-5082-9) | 2006 | John Semanik |
| The Purchasing and Supply Manager's Guide To The C.P.M. Exam | 978-0-7821-4365-2 (0-7821-4365-2) | 2005 | " |